Col. Dr. Eng. Mariusz Pecio is a graduate of the Fire University, having completed his studies in 2001. He obtained his PhD in fire risk assessment in 2008 and was granted certification as a fire protection expert in 2009. Since 2001, he has been continuously affiliated with the Fire University as a research and teaching staff member. Over the years, he has progressed through academic positions from assistant to head of department, and he currently serves as the Head of the Department of Hazard Prevention. Dr. Pecio is the author of numerous scientific publications in the field of fire safety in buildings, as well as conference papers presented at national and international scientific events. He has led and participated in many research and development projects, both domestic and international. His current research focuses on crowd evacuation from buildings, with particular emphasis on the role of emotional states in evacuation processes.